Control switch



FIG. 1 is a top perspective view showing our new design;

FIG. 2 is a second top perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a front elevational view thereof, the front and rear elevational views being identical; and,

FIG. 6 is a left side elevational view thereof, the left side and right side elevational views being identical.

The broken lines in the drawings depict unclaimed environmental subject matter. 

CLAIM The ornamental design for a control switch, as shown and described. 